From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 9 Nov 2015 09:54:55 +0000 (+0100)
Subject: imap: avoid freeing constant string
X-Git-Tag: curl-7_46_0~91
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f54a4aa9a383c93065735e441355c49ef42129f4;p=thirdparty%2Fcurl.git

imap: avoid freeing constant string

The fix in 1a614c6c3 was wrong and would leed to free() of a fixed
string.

Pointed-out-by: Kamil Dudka
---

diff --git a/lib/imap.c b/lib/imap.c
index b0809e3208..a7409f7040 100644
--- a/lib/imap.c
+++ b/lib/imap.c
@@ -654,7 +654,7 @@ static CURLcode imap_perform_list(struct connectdata *conn)
                         imap->custom_params ? imap->custom_params : "");
   else {
     /* Make sure the mailbox is in the correct atom format if necessary */
-    mailbox = imap->mailbox ? imap_atom(imap->mailbox, true) : (char *) "";
+    mailbox = imap->mailbox ? imap_atom(imap->mailbox, true) : strdup("");
     if(!mailbox)
       return CURLE_OUT_OF_MEMORY;